import logging
from redis import StrictRedis


class Config(object):
    """项目的配置"""
    DEBUG = True
    SECRET_KEY = "T1f8q6/E2D0OxRwE68M6yno98WINUwaX/BLK5bxBDVOV9VOqDnuy5glw2O5DewZo"
    SQLALCHEMY_DATABASE_URI = "mysql://root:mysql@127.0.0.1:3306/flask_project"
    SQLALCHEMY_TRACK_MODIFICATIONS = False
    REDIS_HOST = "127.0.0.1"
    REDIS_PORT = 6379
#     数据库修改,在请求之后自动提交
    SQLALCHEMY_COMMIT_ON_TEARDOWN = True
#     session保存配置
    SESSION_TYPE = "redis"
#     指定session保存的redis
    SESSION_REDIS = StrictRedis(host=REDIS_HOST, port=REDIS_PORT)
#     是否开启session签名
    SESSION_USE_SIGNER = True
    # 设置需要过期
    SESSION_PERMANENT = False
#     设置过期时间
    PERMANENT_SESSION_LIFETIME = 86400*2
#     设置日志等级
    LOG_LEVEL = logging.DEBUG

class DevelopmentConfig(Config):
    """开发环境下的配置"""
    DEBUG = True

class ProductionConfig(Config):
    """生产环境下的配置"""
    DEBUG = False
    LOG_LEVEL = logging.WARNING

class TestingConfig(Config):
    """开发环境下的配置"""
    DEBUG = True
    TESTING = True

config = {
    "development": DevelopmentConfig,
    "production": ProductionConfig,
    "testing": TestingConfig

}